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发明名称
Servo mechanism
摘要
申请公布号
US2470099(A)
申请公布日期
1949.05.17
申请号
US19440561312
申请日期
1944.10.31
申请人
RESEARCH CORPORATION
发明人
HALL ALBERT C.
分类号
H03H7/20
主分类号
H03H7/20
代理机构
代理人
主权项
地址
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